geochronology en · NOUN
Etymology
Etymology tree Pre-Greek der. Proto-Hellenic *gayader. Ancient Greek γαῖᾰ (gaîă)clip. Ancient Greek γῆ (gê) Ancient Greek -ο- (-o-) Ancient Greek γεω- (geō-)der. English geo- Ancient Greek χρόνος (khrónos)bor. English chrono- Proto-Indo-European *leǵ- Proto-Indo-European *-os Proto-Indo-European *lóǵos Proto-Hellenic *lógos Ancient Greek λόγος (lógos) Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-i-eh₂ Proto-Hellenic *-íā Ancient Greek -ῐ́ᾱ (-ĭ́ā) Ancient Greek -λογῐ́ᾱ (-logĭ́ā)bor. Latin -logialbor. French -logiebor. English -logy English chronology English geochronology From geo- + chronology.
Meanings
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(uncountable) The science of dating samples of rock or sediment.
Geochronology allows us to see more precisely how the world has evolved.
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(countable) Any one of the methods by which the age of different samples of rock can be determined.
The history of the East–Antarctic shield has been uncovered through uranium–lead geochronology.
- (uncountable) The division of ancient time into named subdivisions / periods
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| geochronologies | Number=Plur | lexicographic |
Deriveds
geochronologic · geochronological · geochronologist · geochronologically
Translations (7)
es geocronología (Translations) · fr géochronologie (any one of the methods by which the age of different samples of rock can be determined) · ca geocronologia (Translations) · fi geokronologia (any one of the methods by which the age of different samples of rock can be determined) · it geocronologia (any one of the methods by which the age of different samples of rock can be determined) · ca geocronologia (any one of the methods by which the age of different samples of rock can be determined) · fr géochronologie (Translations)